Motion detector



FIG. 1 front perspective view of a motion detector in accordance with the design of my invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof,

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines depict unclaimed environmental subject matter. 

The ornamental design for a motion detector, as shown and described. 